Its all from the resolution. UHDs have 3840 Back button 2160 resolution at 04: 9 aspect ratio. EXTRA HD have about 5 times more pixels in comparison with our current Full HARLEY-DAVIDSON (1080p). Infact, ULTRA HD's resolution is slightly less than this 4K Digital cinema standard that is certainly shown in Multiplexes, to help you to think about level connected with details and clarity. That's why ULTRA HD TVs can also be commonly reffered as 4K Tv set or 4K UHD or maybe 4K technology (but there're not exactly of 4K typical, slightly less).